soundproof meaning

UK US

soundproof (adjective): impervious to, or not penetrable by, sound.

soundproof has 2 meanings in this dictionary, as adjective and verb.

soundproof as an adjective

  1. impervious to, or not penetrable by, sound
    • a soundproof room

    Similar: impervious

soundproof as a verb

  1. insulate against noise
    • Proust had his apartment soundproofed

    Type of: insulate

Word lists: words starting with SO · words ending in OF · 10-letter words

More about soundproof on Wikipedia.